package com.lyz;

import com.netflix.hystrix.contrib.metrics.eventstream.HystrixMetricsStreamServlet;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
import org.springframework.cloud.client.circuitbreaker.EnableCircuitBreaker;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
import org.springframework.cloud.netflix.hystrix.dashboard.EnableHystrixDashboard;
import org.springframework.cloud.openfeign.EnableFeignClients;
import org.springframework.context.annotation.Bean;

import java.util.Collections;

@SpringBootApplication
@EnableFeignClients
@EnableDiscoveryClient
@EnableHystrixDashboard
@EnableCircuitBreaker
public class HKOrderApplication {
    public static void main(String[] args) {
        SpringApplication.run(HKOrderApplication.class);
    }

    /**
     *此配置是为了服务监控而配置
     */
    @Bean
    public ServletRegistrationBean getServlet() {
        HystrixMetricsStreamServlet streamServlet = new
                HystrixMetricsStreamServlet();
        ServletRegistrationBean registrationBean = new
                ServletRegistrationBean(streamServlet);
//        registrationBean.setInitParameters(Collections.singletonMap("contentType", "text/event-stream"));
        registrationBean.setLoadOnStartup(1);
        registrationBean.addUrlMappings("/hystrix.stream");
        registrationBean.setName("HystrixMetricsStreamServlet");
        return registrationBean;
    }
}
